"Usually people go to school for it. I didn't have that luxury, mostly because nobody wanted to pay for it, so I'm self-taught. Thankfully, books and practice can get you just as far as a classroom can when it comes to magic, so long as you don't blow yourself up in the process."

Which... sounds a little braggy, because it is. She's good at what she does, and she knows it. No shame in that.